Subscribe
TO OUR NEWSLETTER
Subsribe to our email newsletter today to receive update on the
latest news, tutorials and special offers!
Honeywell T4 T4H110A1021 Thermostat 7 Day Programmable Optimum Start Heating
Stock Code:
T4H110A1021
Honeywell T4 T4H110A1021 Thermostat 7 Day Programmable Optimum Start Heating
Stock Code:
T4H110A1021
View All: Heating Controls
View All Honeywell Products
View All: Buyaparcel Winter Essentials
£88.77
Excl. VAT
£73.97
Excl. VAT
Out of stock - This Product is Currently Unavailable
Description
Specification
Warranty
Delivery
Returns
Finance Options
Reviews
This is a modern wireless 7-day Programmable Room Thermostat. It is designed to provide automatic time and temperature control of domestic systems in domestic or light commercial premises.
Compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves.
The T4 can be used as a temperature sensing device in an S or Y Plan system.
Well suited to control combination boiler installations or additional zones in an S Plan Plus system.
On screen text display and function buttons to ensure simplified programming and operation for all users.
Energy saving TPI control.
Optimum stop, start & delayed start features that learn how the room is heated.
Two wire, volt free connections are ideal for use with combination boilers.
Easy to fit with a three step installation process: Wire, Power Up and Test, Configure.
New improved wall plate with extra wiring space.
Clip on cover to the fixed wall plate.
Optional Wired external sensor available (wired versions only).
On screen heat demand icon makes start up testing easy.
Simple push button access to configuration menus.
Adjustable Frost protection.
Away mode with specific temperature set (number of days changeable).
Temporary schedule override until next set point or for 1 or 2 hours.
Schedule can be turned off – will operate as a variable setting thermostat only.
Continuous time, displayed in extra-large LCD.
Automatic Summer/Winter time change.
Compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves.
The T4 can be used as a temperature sensing device in an S or Y Plan system.
Well suited to control combination boiler installations or additional zones in an S Plan Plus system.
On screen text display and function buttons to ensure simplified programming and operation for all users.
Energy saving TPI control.
Optimum stop, start & delayed start features that learn how the room is heated.
Two wire, volt free connections are ideal for use with combination boilers.
Easy to fit with a three step installation process: Wire, Power Up and Test, Configure.
New improved wall plate with extra wiring space.
Clip on cover to the fixed wall plate.
Optional Wired external sensor available (wired versions only).
On screen heat demand icon makes start up testing easy.
Simple push button access to configuration menus.
Adjustable Frost protection.
Away mode with specific temperature set (number of days changeable).
Temporary schedule override until next set point or for 1 or 2 hours.
Schedule can be turned off – will operate as a variable setting thermostat only.
Continuous time, displayed in extra-large LCD.
Automatic Summer/Winter time change.
7-day programming with 7 day; 5/2 or single day schedules
Four or six independent time & temperature settings (default is 4)
Pre-configured 5/2 heating schedule
Battery powered (with low-power indicator)
Easy change battery compartment
Optional backlight with extended light on time period
Burner 'ON' symbol.
Four or six independent time & temperature settings (default is 4)
Pre-configured 5/2 heating schedule
Battery powered (with low-power indicator)
Easy change battery compartment
Optional backlight with extended light on time period
Burner 'ON' symbol.
EAN: 5025121381215
Honeywell warrants its products to be free from defects due to workmanship or materials, under normal use and service under its warranty periods.
The length of the warranty is product dependent.
Visit Honeywell's website for more information.
Buyaparcel offer delivery throughout the United Kingdom, including Northern Ireland, Scottish Highlands and other Islands of the UK. We do not currently ship overseas.
UK Delivery Prices
Standard delivery is free with no minimum order charge to most mainland UK delivery addresses. Surcharges can apply to certain postcodes depending on the service type. For full details visit our Delivery Guide.
In additional to our standard service we also offer some premium delivery services if you need your item quickly
£0.00 - Standard UK Delivery (2-3 Days Approx)
£2.99 - Next Day UK Delivery (Orders placed before 3.00pm Monday - Friday)
*orders placed after 3.00pm Friday will still be delivered Monday if ordered before 11am Saturday Morning
£8.99 - Saturday Delivery (Orders placed before 3.00pm Friday)
£36.00 - Pallet Delivery (2-3 Days Approx - selected products only)
Alternatively if you view your parcel once items have been added and enter your postcode you will see what derlivery services are available.
Is My Item Available for Next Day Delivery?
If your item is stocked in our immediate picking location it will available for you to choose a next day delivery. This will be highlighted by a green tick and a 1 day dispatch time on the item information. 
You will have the option to choose this service if you are purchasing your item for delivery to mainland UK.
What courier will my item be delivered with?
If your item is being delivered in the UK or Ireland, it will be delivered by DHL eCopmmerce UK, Evri or Royal Mail, with the exception of pallet items.
Details of each courier service we offer are detailed in our Delivery Guide.
Is My Item Available for Click and Collect at your Lowestoft Store?
If your item is showing "In Stock" then you will be able to do a Same Day Click and Collect order from our Lowestoft Pinbush Road. Our cut off for same day collections is 3.00pm Mon-Fri / 11.00am Saturday. After that the product will be ready the next day for collection. After the cut off you are welcome to do a Call and Collect order by phoning our trade counter on 01502 507666. If your item is in stock you will still be able to do a same day collection and payment.
Our store is open Monday to Friday 8.00am - 5.00pm and Saturday 8.00am - 12.00pm so any orders placed the remainder of the weekend will be available for collection on Monday. Weekdays any orders placed up to midnight will be available for collection the following day. This excludes bank holidays.
Please wait for email confirmation your order is ready for collection from our store before you travel.
On collection we will require you to show a copy of your order confirmation, electronic or printed. In addition to this please bring photo ID which must be your passport or photo driving licence, matching the name on the PayPal/Amazon/Credit or Debit card used.
Collection option only available to NR and IP Postcodes
We've simplified our returns process! We now offer a no-questions-asked, free returns service within the first 30 days (subject to T&Cs).
You can find our returns information in our Terms and Help page
Spread the cost of your Buyaparcel purchase with Paypal Credit - Get 0% finance over 4 months! The perfect way to spread the cost of any purchases of £99 (inc vat) or more
Applying is that simple. If approved and you accept, you'll have a credit limit added to your PayPal account ready to use immediately. Plus, you'll automatically get 0% interest for 4 months on all your purchases of £99 or more.*
How to apply for Paypal Credit with Buyaparcel?
You have 2 ways to purchase from us with the option us using Paypal Credit.
1 - From the product page you can use Paypal Express Checkout which will take you straight to your Paypal account where you can login to complete payment or apply for Paypal Credit.
2 - If you add your product to your parcel and click "Proceed to Checkout" you will then go to our payment page. Select "Paypal Express Checkout" from the payment methods available and click "Place Order".
Once you are in your Paypal account choose PayPal Credit from the payment options.
If this is the first time you have used PayPal Credit, you will be asked to complete a short application form to apply for PayPal credit.
More Information on Paypal Credit
Write Your Own Review
Description
This is a modern wireless 7-day Programmable Room Thermostat. It is designed to provide automatic time and temperature control of domestic systems in domestic or light commercial premises.
Compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves.
The T4 can be used as a temperature sensing device in an S or Y Plan system.
Well suited to control combination boiler installations or additional zones in an S Plan Plus system.
On screen text display and function buttons to ensure simplified programming and operation for all users.
Energy saving TPI control.
Optimum stop, start & delayed start features that learn how the room is heated.
Two wire, volt free connections are ideal for use with combination boilers.
Easy to fit with a three step installation process: Wire, Power Up and Test, Configure.
New improved wall plate with extra wiring space.
Clip on cover to the fixed wall plate.
Optional Wired external sensor available (wired versions only).
On screen heat demand icon makes start up testing easy.
Simple push button access to configuration menus.
Adjustable Frost protection.
Away mode with specific temperature set (number of days changeable).
Temporary schedule override until next set point or for 1 or 2 hours.
Schedule can be turned off – will operate as a variable setting thermostat only.
Continuous time, displayed in extra-large LCD.
Automatic Summer/Winter time change.
Compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves.
The T4 can be used as a temperature sensing device in an S or Y Plan system.
Well suited to control combination boiler installations or additional zones in an S Plan Plus system.
On screen text display and function buttons to ensure simplified programming and operation for all users.
Energy saving TPI control.
Optimum stop, start & delayed start features that learn how the room is heated.
Two wire, volt free connections are ideal for use with combination boilers.
Easy to fit with a three step installation process: Wire, Power Up and Test, Configure.
New improved wall plate with extra wiring space.
Clip on cover to the fixed wall plate.
Optional Wired external sensor available (wired versions only).
On screen heat demand icon makes start up testing easy.
Simple push button access to configuration menus.
Adjustable Frost protection.
Away mode with specific temperature set (number of days changeable).
Temporary schedule override until next set point or for 1 or 2 hours.
Schedule can be turned off – will operate as a variable setting thermostat only.
Continuous time, displayed in extra-large LCD.
Automatic Summer/Winter time change.
Specification
7-day programming with 7 day; 5/2 or single day schedules
Four or six independent time & temperature settings (default is 4)
Pre-configured 5/2 heating schedule
Battery powered (with low-power indicator)
Easy change battery compartment
Optional backlight with extended light on time period
Burner 'ON' symbol.
Four or six independent time & temperature settings (default is 4)
Pre-configured 5/2 heating schedule
Battery powered (with low-power indicator)
Easy change battery compartment
Optional backlight with extended light on time period
Burner 'ON' symbol.
EAN: 5025121381215
Warranty
Honeywell warrants its products to be free from defects due to workmanship or materials, under normal use and service under its warranty periods.
The length of the warranty is product dependent.
Visit Honeywell's website for more information.
Returns
We've simplified our returns process! We now offer a no-questions-asked, free returns service within the first 30 days (subject to T&Cs).
You can find our returns information in our Terms and Help page
Finance Options
Spread the cost of your Buyaparcel purchase with Paypal Credit - Get 0% finance over 4 months! The perfect way to spread the cost of any purchases of £99 (inc vat) or more
Applying is that simple. If approved and you accept, you'll have a credit limit added to your PayPal account ready to use immediately. Plus, you'll automatically get 0% interest for 4 months on all your purchases of £99 or more.*
How to apply for Paypal Credit with Buyaparcel?
You have 2 ways to purchase from us with the option us using Paypal Credit.
1 - From the product page you can use Paypal Express Checkout which will take you straight to your Paypal account where you can login to complete payment or apply for Paypal Credit.
2 - If you add your product to your parcel and click "Proceed to Checkout" you will then go to our payment page. Select "Paypal Express Checkout" from the payment methods available and click "Place Order".
Once you are in your Paypal account choose PayPal Credit from the payment options.
If this is the first time you have used PayPal Credit, you will be asked to complete a short application form to apply for PayPal credit.
More Information on Paypal Credit
Reviews
Write Your Own Review
